RFR: JDK-8299415: Saturate the async log buffer more often

[Johan Sjölen]

On Thu, 29 Dec 2022 19:23:07 GMT, Johan Sjölen <jsjolen at openjdk.org> wrote:

>also believe that less uses of notify() means that the performance implication of using asynchronous logging is improved. Running stat perf consistently shows a smaller amount of context switches when run with this change, which supports this hypothesis.

This is probably fairly weak proof of this, and a day later I'm not so sure that this is true :-). Still, the change is good imho!

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PR: https://git.openjdk.org/jdk/pull/11804